<template>
<el-breadcrumb class="app-breadcrumb" separator="/">
  <transition-group name="breadcrumb">
    <el-breadcrumb-item v-for="(item,index)  in levelList" :key="item.path" v-if="item.meta.title">
      <span v-if="item.redirect==='noredirect'||index==levelList.length-1" class="no-redirect">首页 / {{item.meta.title}}</span>
      <!-- <router-link v-else :to="item.redirect||item.path">{{item.meta.title}}</router-link> -->
    </el-breadcrumb-item>
  </transition-group>
</el-breadcrumb>
</template>

<script>
export default {
  created() {
    this.getBreadcrumb()
  },
  data() {
    return {
      levelList: null
    }
  },
  watch: {
    $route() {
      this.getBreadcrumb()
    }
  },
  methods: {
    getBreadcrumb() {
      let matched = this.$route.matched.filter(item => item.name)
      const first = matched[0]
      if (first && first.name !== 'dashboard') {
        matched = [{
          path: '/dashboard',
          meta: {
            title: '首页'
          }
        }].concat(matched)
      }
      this.levelList = matched
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
.app-breadcrumb.el-breadcrumb {
    display: inline-block;
    font-size: 14px;
    line-height: 50px;
    background: #fff;
    width: 100%;
    padding-left: 30px;
    color: #000;
    -webkit-box-shadow: 1px 0 5px rgba(0, 0, 0, 0.1);
    box-shadow: 1px 0 5px rgba(0, 0, 0, 0.1);
    .no-redirect {
        color: #97a8be;
        cursor: text;
    }
}

.el-breadcrumb__inner,
.el-breadcrumb__inner a {
    font-weight: 700;
    -webkit-transition: color 0.2s cubic-bezier(.645,.045,.355,1);
    transition: color 0.2s cubic-bezier(.645,.045,.355,1);
    color: #009efb;
}
</style>
